Carrier 50ET- Manuals

Page 2 - Table 2 — Accessories; SLIDE CHASSIS INTO SLEEVE — Chassis is heavy.; Fig. 1 — Chassis with Accessory Indoor; A WARNING; Do not release chassis until installed and bolted

HEATING A COOLING 50ET,QT Single-Package Units Table 1 — Electrical Data (60 Hz) MODEL 50ET/QT V/PH OPER VOLTS* CO^ flPR iPM OFM ELECTRIC HEATER BRANCH CiRCUiT #1 (or Total Unit) BRANCH CiRCUiT #2 (When Used)t Max Mint LRA RLA FLA FLA kW Amps Max TD Fuse or HACR CktBkr Amps** MCA Max TO Fuse or HACR...

Page 3 - Fig. 2 — Outdoor Component Location; CAUTION; Step 3 — Install Accessory Thermostat and

HEATING A C001.ING 50ET,QT Single-Package Units OUTDOOR FAN ORIFICE «-OUTDOOR ÌÌÌ COIL OUTDOOR FAN MOTOR (PROPELLER FAN AND GUARD REMOVED) OUTDOOR FAN ORIFICE DEFROST THERMOSTAT (NOT VISIBLE) REVERSING VALVE COMPRESSOR CRANKCASE HEATER THERMOSTAT CHASSIS GUIDE CHANNEL CRANKCASE HEATER COMPRESSOR MOU...

Page 4 - JZL; COOLING UNIT WITH ELECTRIC HEAT

HEATING A COOLING 50ET,QT Single-Package Units (5> S>] (5> JM. JH JZL _0_ WIRES FROM UNIT CONTROL BOX THERMOSTAT AND SUBBASE (SEE BELOW) UNIT CONTROL BOX WIRING TERMINAL BOARD THERMOSTAT SUBBASE 99TZ900321 99TZ900361 99TZ900321 99TZ900391 THERMOSTAT/SUBBASE 99TZ90029199TZ90040199TZ900511 99...

Page 5 - Fig. 5 — 50QT Refrigerant Flow Diagrams

HEATING A COOLING 50ET,QT Single-Package Units To Start Unit — Check that main power is on and, if temperature is below 65 F, that compressor crankcase heater has been energized for at least 24 hours. 1. Set selector switch at <; -O—^ if thermostat is mounted on chassis, or at OFF if thermostat a...

Page 6 - svsiem operation; Charging Chart

HEATING A COOLING 50ET,QT Single-Package Units triple-evacuate system to 5000 microns (29.7 in. vacuum) before recharging. Service port connections are provided on unit suction and discharge lines for evacuation and charging. (See Fig. 5 for service port location.) Dial-a- charge charging cylinder i...

Page 9 - AccuRaterTM; A CAUTION; Table 4 — Compressor Data

HEATING A COOLING 50ET,QT Single-Package Units m AccuRater™ Device (Dual-Piston Type) Servicing — See Fig. 16 for AccuRater components. The pistons have a refrigerant metering orifice through them. The retainers form a stop for the pistons in the refrigerant bypass mode, and a sealing surface for li...

Page 10 - outdoor

HEATING A COOLING 50ET,QT Single-Package Units 5. Disconnect compressor wiring at compressor terminal box. 6. Using a tubing cutter, cut suction and discharge lines at convenient place near compressor for easy reassembly to new compressor with copper slip couplings. A CAUTION Excessive movement of ...

Page 11 - Outdoor Coil Cleaning; Fig. 18 — Positioning Hose to Spray Coil; Indoor Coil and Condensate Pan Cleaning —

HEATINC A COOLING 50ET,QT Single-Package Units I. Every 3 years when environment is reasonably clean, ambient temperature is less than 105 F and unit operating time averages 8 to 15 hours a day. c. Every 5 years when environment is clean, ambient temperature is less than 105 F and unit operating tim...

Page 12 - Outdoor Fan/Motor Removal; Fig. 19 — Outdoor Fan Position

HEATING A COOLING 50ET,QT Single-Package Units MODEL 50ET,QT DIMENSION A (in.) 212,215 2 'h 218,224,230 2 Outdoor Fan/Motor Removal 1. Shut off power to unit. 2. Remove ehassis from sleeve as described previously in Outdoor Coil Cleaning section. 3. Remove 4 nuts from outer tip of coil support rods ...

Page 13 - TROUBLESHOOTING CHART — COOLING CYCLE; Is; CH

■O ^ o J O 9: 0) w “ o o 3. |f o <D w 5 U1 ^ ' 6 s- 5 CO § (O 3 “D » 5 =. 3 5. D »< s o s gag » 5' ? c C" to 2 *3 ® O) 5 0^0 i 5 Cl a o ® m £. H (O b » 7^ i CO y — o cn C c 33 3. ■§ u g & « <o in 2. §§ —I « TROUBLESHOOTING CHART — COOLING CYCLE (0 3 (Q 0 I T5 fi> Is * m CH irb (0...

Page 14 - lU; cc

HEATING A COOLING 50ET.QT Single-Package Units lU -j o > o o z 5 UJ X cc < X o (D z o o X (A UJ _i CD 3 o X Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Book 11 |1 14 14 PC 131 Catalog No 535-...